After months of negotiation the Massachusetts Legislature has enacted Chapter 55 of the Acts of 2017: An Act to Ensure Safe Access to Marijuana. The new law which the Governor signed last week makes significant changes to the successful ballot question of 2016.
Social Law Library resources on drug regulation include:
The Law and Business of Marijuana Dispensaries
http://encore.socialaw.com/iii/encore/record/C__Rb1144117
Marijuana Law in a Nutshell
http://encore.socialaw.com/iii/encore/record/C__Rb1144182